Sir Isaac Newton's two treatises of the quadrature of curves, [electronic resource] : and Analysis by Equations of an infinite Number of Terms, explained: containing The Treatises themselves, translated into English, with a large Commentary; in which the Demonstrations are supplied where wanting, the Doctrine illustrated, and the whole accommodated to the Capacities of Beginners, for whom it is chiefly designed. By John Stewart, A. M. Professor of Mathematicks in the Marishal College and University of Aberdeen.